🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.51 AU - 0.79 AU

Year: 230 Days

Day: 17.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,007,490 km

• M1: 333,753 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.03 AU - 1.59 AU

Year: 659 Days

Day: 42.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.83 AU - 2.85 AU

Year: 1574 Days

Day: 33.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.8

Radius: 11

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.09 AU - 3.49 AU

Year: 2049 Days

Day: 11.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 154.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,007,490 km

• M1: 136,882 km (0.032 R)
• M2: 480,359 km (0.096 R)
• M3: 831,465 km (0.109 R)
• M4: 1,244,355 km (0.11 R)
• M5: 1,639,293 km (0.076 R)
• M6: 2,798,827 km (0.087 R)
• M7: 3,143,949 km (0.118 R)
• M8: 4,256,359 km (0.118 R)
• M9: 5,774,328 km (0.099 R)
• M10: 7,054,138 km (0.097 R)
• M11: 7,431,723 km (0.12 R)
• M12: 7,872,738 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.7

Radius: 14.4

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.86 AU - 3.06 AU

Year: 2239 Days

Day: 13.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,007,490 km

• M1: 183,108 km (0.094 R)
• M2: 793,168 km (0.091 R)
• M3: 1,778,569 km (0.111 R)
• M4: 2,256,684 km (0.111 R)
• M5: 3,950,730 km (0.074 R)
• M6: 5,289,781 km (0.115 R)
• M7: 5,954,743 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.6

Radius: 13.4

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.45 AU - 3.83 AU

Year: 2447 Days

Day: 9.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,007,490 km

• M1: 166,802 km (0.093 R)
• M2: 597,344 km (0.034 R)
• M3: 1,433,896 km (0.082 R)
• M4: 1,878,800 km (0.092 R)
• M5: 2,553,636 km (0.091 R)
• M6: 3,105,951 km (0.09 R)
• M7: 3,829,257 km (0.118 R)
• M8: 5,168,008 km (0.073 R)
• M9: 5,857,804 km (0.116 R)
• M10: 7,509,664 km (0.116 R)
• M11: 8,238,504 km (0.106 R)
• M12: 9,453,837 km (0.116 R)
• M13: 10,122,839 km (0.047 R)
• M14: 11,204,731 km (0.117 R)
• M15: 13,119,883 km (0.081 R)
• M16: 13,686,111 km (0.105 R)
• M17: 15,197,199 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.2

Radius: 13.5

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.12 AU - 3.96 AU

Year: 2929 Days

Day: 14 Hours

Environment

Temp: -150 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,007,490 km

• M1: 167,998 km (0.118 R)
• M2: 912,397 km (0.085 R)
• M3: 1,367,175 km (0.105 R)
• M4: 2,166,327 km (0.095 R)
• M5: 2,972,360 km (0.058 R)
• M6: 3,418,910 km (0.096 R)
• M7: 4,805,383 km (0.118 R)
• M8: 7,120,111 km (0.11 R)
• M9: 7,610,044 km (0.095 R)
• M10: 9,873,908 km (0.032 R)
• M11: 10,406,626 km (0.114 R)
• M12: 13,045,982 km (0.091 R)
• M13: 14,207,609 km (0.081 R)
• M14: 15,235,646 km (0.102 R)
• M15: 16,576,491 km (0.071 R)
• M16: 18,333,219 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.2

Radius: 9.6

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.25 AU - 8.67 AU

Year: 8074 Days

Day: 5.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,007,490 km

• M1: 121,773 km (0.035 R)
• M2: 435,779 km (0.111 R)
• M3: 911,949 km (0.041 R)
• M4: 1,336,956 km (0.075 R)
• M5: 2,612,428 km (0.097 R)
• M6: 3,259,887 km (0.056 R)
• M7: 4,320,536 km (0.099 R)
• M8: 6,050,935 km (0.11 R)
• M9: 6,778,728 km (0.1 R)
• M10: 8,575,548 km (0.082 R)
• M11: 9,180,373 km (0.03 R)
• M12: 10,187,914 km (0.094 R)
• M13: 11,471,763 km (0.113 R)
• M14: 13,653,050 km (0.042 R)
• M15: 14,120,393 km (0.088 R)
• M16: 14,719,383 km (0.101 R)
• M17: 16,750,922 km (0.114 R)
• M18: 17,764,897 km (0.077 R)
• M19: 20,063,618 km (0.08 R)
• M20: 20,821,032 km (0.107 R)
• M21: 22,152,004 km (0.072 R)
• M22: 26,755,878 km (0.057 R)
• M23: 27,303,855 km (0.078 R)
• M24: 27,766,113 km (0.088 R)
• M25: 35,671,463 km (0.065 R)
• M26: 37,459,905 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.1

Radius: 8.5

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.99 AU - 9.43 AU

Year: 10344 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,007,490 km

• M1: 375,042 km (0.075 R)
• M2: 1,118,244 km (0.073 R)
• M3: 1,441,076 km (0.092 R)
• M4: 1,958,087 km (0.073 R)
• M5: 3,409,784 km (0.079 R)
• M6: 4,212,526 km (0.096 R)
• M7: 5,822,200 km (0.12 R)
• M8: 6,414,457 km (0.093 R)
• M9: 6,964,978 km (0.041 R)
• M10: 10,412,760 km (0.047 R)
• M11: 11,007,112 km (0.059 R)
• M12: 12,622,620 km (0.085 R)
• M13: 18,254,381 km (0.101 R)
• M14: 18,565,395 km (0.084 R)
• M15: 22,049,380 km (0.058 R)
• M16: 25,267,080 km (0.104 R)
• M17: 26,737,179 km (0.094 R)
• M18: 27,340,956 km (0.116 R)
• M19: 40,741,185 km (0.096 R)
• M20: 43,723,269 km (0.104 R)
• M21: 50,118,129 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.8

Radius: 3.6

Gravity: 14.49 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 11.43 AU - 16.93 AU

Year: 23479 Days

Day: 21 Hours

Environment

Temp: -219 °C

Axial Tilt: 58.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,007,490 km

• M1: 44,879 km (0.091 R)
• M2: 208,839 km (0.109 R)
• M3: 583,432 km (0.082 R)
• M4: 722,259 km (0.095 R)
• M5: 988,692 km (0.091 R)
• M6: 1,879,697 km (0.055 R)
• M7: 3,108,494 km (0.098 R)
• M8: 4,087,762 km (0.074 R)
• M9: 4,384,265 km (0.081 R)
• M10: 8,942,063 km (0.11 R)
• M11: 18,655,602 km (0.089 R)
• M12: 22,771,489 km (0.094 R)
• M13: 25,629,107 km (0.101 R)
• M14: 34,277,510 km (0.049 R)
• M15: 36,488,117 km (0.114 R)
• M16: 38,661,326 km (0.057 R)
• M17: 42,149,499 km (0.099 R)
• M18: 46,723,454 km (0.065 R)
• M19: 48,520,424 km (0.065 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 19,074 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit